1458789780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{496187}}^1$

素因数の和:496213

約数の個数: 72

約数和(自身を含む): 4751496288

約数和(自身を除く): 3292706508

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 496187, 992374, 1488561, 1984748, 2480935, 2977122, 3473309, 4961870, 5954244, 6946618, 7442805, 9923740, 10419927, 13893236, 14885610, 17366545, 20839854, 24313163, 29771220, 34733090, 41679708, 48626326, 52099635, 69466180, 72939489, 97252652, 104199270, 121565815, 145878978, 208398540, 243131630, 291757956, 364697445, 486263260, 729394890, 1458789780]

約数ペア:

[(1, 1458789780), (2, 729394890), (3, 486263260), (4, 364697445), (5, 291757956), (6, 243131630), (7, 208398540), (10, 145878978), (12, 121565815), (14, 104199270), (15, 97252652), (20, 72939489), (21, 69466180), (28, 52099635), (30, 48626326), (35, 41679708), (42, 34733090), (49, 29771220), (60, 24313163), (70, 20839854), (84, 17366545), (98, 14885610), (105, 13893236), (140, 10419927), (147, 9923740), (196, 7442805), (210, 6946618), (245, 5954244), (294, 4961870), (420, 3473309), (490, 2977122), (588, 2480935), (735, 1984748), (980, 1488561), (1470, 992374), (2940, 496187)]